Finding the Fourth Proportional to 12,487,007.92, 18,730,305.35 and 3,733,306.92
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Solution
The fourth proportional to 12,487,007.92, 18,730,305.35 and 3,733,306.92 is: 5,599,898.63
Step by Step Solution
- Step 1: Write the proportion equation
12,487,007.92 : 18,730,305.35 = 3,733,306.92 : x - Step 2: Convert to fraction form
12,487,007.92/18,730,305.35 = 3,733,306.92/x - Step 3: Cross multiply
12,487,007.92x = 18,730,305.35 × 3,733,306.92 - Step 4: Simplify right side
12,487,007.92x = 69,925,978,558,201.48 - Step 5: Solve for x
x = 69,925,978,558,201.48/12,487,007.92 - Step 6: Final answer
x = 5,599,898.63
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.